Abstracts away time()/stdlib.h into platform
Substitutes time() into a configurable platform interface to allow it to be
easily substituted.
diff --git a/include/mbedtls/platform.h b/include/mbedtls/platform.h
index 1371ff1..7922e8c 100644
--- a/include/mbedtls/platform.h
+++ b/include/mbedtls/platform.h
@@ -66,6 +66,9 @@
#if !defined(MBEDTLS_PLATFORM_STD_EXIT)
#define MBEDTLS_PLATFORM_STD_EXIT exit /**< Default exit to use */
#endif
+#if !defined(MBEDTLS_PLATFORM_STD_TIME)
+#define MBEDTLS_PLATFORM_STD_TIME time /**< Default time to use */
+#endif
#if !defined(MBEDTLS_PLATFORM_STD_EXIT_SUCCESS)
#define MBEDTLS_PLATFORM_STD_EXIT_SUCCESS EXIT_SUCCESS /**< Default exit value to use */
#endif
@@ -227,6 +230,37 @@
#define MBEDTLS_EXIT_FAILURE 1
#endif
+/*
+ * The time_t datatype
+ */
+#if defined(MBEDTLS_PLATFORM_TIME_T_MACRO)
+#define mbedtls_time_t MBEDTLS_PLATFORM_TIME_T_MACRO
+#else
+#define mbedtls_time_t time_t
+#endif /* MBEDTLS_PLATFORM_TIME_T_MACRO */
+
+/*
+ * The function pointers for time
+ */
+#if defined(MBEDTLS_PLATFORM_TIME_ALT)
+extern time_t (*mbedtls_time)( mbedtls_time_t* time );
+
+/**
+ * \brief Set your own time function pointer
+ *
+ * \param time_func the time function implementation
+ *
+ * \return 0
+ */
+int mbedtls_platform_set_time( mbedtls_time_t (*time_func)( mbedtls_time_t time ) );
+#else
+#if defined(MBEDTLS_PLATFORM_TIME_MACRO)
+#define mbedtls_time MBEDTLS_PLATFORM_TIME_MACRO
+#else
+#define mbedtls_time time
+#endif /* MBEDTLS_PLATFORM_TIME_MACRO */
+#endif /* MBEDTLS_PLATFORM_TIME_ALT */
+
#ifdef __cplusplus
}
#endif